Hummingbirds are unique among birds for numerous reasons, and that also includes their backward flying capability. Like ...

Over the past half century, researchers have established that birds evolved from dinosaurs: specifically, the theropods, the ...

A plump guinea fowl walks across a bird-sized treadmill. X-rays record the precise movement of the bird's bones, tracking its hips as they interact with its legs. A computerized model of the bones is ...